s "ba >>> good evening i'm chris matthews in wagt let me start with this. why do we have such long campaigns for president? because it's a tryout a chance to not just kick the tires, not just to look under the hood, but to actually ta the car out for iv over the past several weeks this country has experienced what it's like being in a car with mitt romney. we've felt the swerves, the sudden shifts, the abrupt stops and reverses, the reckless changes of lan, the slipping and the sliding. thers more road ahead, of courincluding three debates, bu'rgetta e goe kexy ere he's going or even on how to drive this car. and the big question is, why is he having such a tough time? why does he seem, dare we say it, confused? could it be because he doesn't know where he's trying to take us? because he doesn't know where he wants to go? as david axelrod said, cpaigns are like an mri for the soul, oever you e, eventually led joining me now are the two men who wrote the book that resulted in a sweep of four emmys this week, "game change" authors john heilemann of "new york